CVE-2018-5160

moderate-risk
Published 2018-06-11

WebRTC can use a "WrappedI420Buffer" pixel buffer but the owning image object can be freed while it is still in use. This can result in the WebRTC encoder using uninitialized memory, leading to a potentially exploitable crash. This vulnerability affects Firefox < 60.

Do I need to act?

~
2.4% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (5)

Affected Vendors

Mozilla Canonical

References (10)

Third Party Advisory http://www.securityfocus.com/bid/104139
Third Party Advisory http://www.securitytracker.com/id/1040896
Issue Tracking https://bugzilla.mozilla.org/show_bug.cgi?id=1436117
Third Party Advisory https://usn.ubuntu.com/3645-1/
Vendor Advisory https://www.mozilla.org/security/advisories/mfsa2018-11/
Third Party Advisory http://www.securityfocus.com/bid/104139
Third Party Advisory http://www.securitytracker.com/id/1040896
Issue Tracking https://bugzilla.mozilla.org/show_bug.cgi?id=1436117
Third Party Advisory https://usn.ubuntu.com/3645-1/
Vendor Advisory https://www.mozilla.org/security/advisories/mfsa2018-11/
43
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 5/34 · Minimal
Exposure 12/34 · Low